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What's the key difference between HTML 4 and HTML 5?
What are the key differences between HTML4 and HTML5 draft ?
8 Answers
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Ruby send vs __send__
I understand the concept of some_instance.send but I'm trying to figure out why you can call this both ways. The Ruby Koans imply that there is some reason beyond providing lots of different ways to do the same thing. Here are the two examples of usage:
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Why does an NSInteger variable have to be cast to long when used as a format argument?
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What is the usefulness of PUT and DELETE HTTP request methods?
I have read a lot stuff about this but not able to get the conclusion on this topic.
4 Answers
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Explanation of [].slice.call in javascript?
I stumbled onto this neat shortcut for converting a DOM NodeList into a regular array, but I must admit, I don't completely understand how it works:
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PHP DOMDocument errors/warnings on html5-tags
I've been attempting to parse HTML5-code so I can set attributes/values within the code, but it seems DOMDocument(PHP5.3) doesn't support tags like <nav> and <section> .
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What is the difference between lock and Mutex?
What is the difference between lock and Mutex? Why can't they be used interchangeably?
7 Answers
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Selecting element by data attribute
Is there an easy and straight-forward method to select elements based on their data attribute? For example, select all anchors that has data attribute named customerID which has value of 22 .
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Change SQLite default settings
we know when type .mode column let me see tables like column
And .headers on , we can see the header of tables.
But I want to know if there is any way make the two default settings?
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